Filter out meta items when adding CJK-Latin (#2655)

spacing.

crates/typst-library/src/layout/par.rs

@@ -751,7 +751,7 @@ fn prepare<'a>(
 /// See Requirements for Chinese Text Layout, Section 3.2.2 Mixed Text Composition in Horizontal
 /// Written Mode
 fn add_cjk_latin_spacing(items: &mut [Item]) {
-    let mut items = items.iter_mut().peekable();
+    let mut items = items.iter_mut().filter(|x| !matches!(x, Item::Meta(_))).peekable();
     let mut prev: Option<&ShapedGlyph> = None;
     while let Some(item) = items.next() {
         let Some(text) = item.text_mut() else {

tests/typ/bugs/2650-cjk-latin-spacing-meta.typ

@@ -0,0 +1,6 @@
+// https://github.com/typst/typst/issues/2650
+#let with-locate(body) = locate(loc => body)
+
+测a试
+
+测#with-locate[a]试